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13-letter words starting with EF

There are 8 thirteen-letter words starting with EF in our dictionary. The most common are EFFECTIVENESS, EFFERVESCENCE, EFFLORESCENCE, EFFECTIVITIES and EFFECTUALNESS.

Every word here is exactly 13 letters long and begins with EF. Handy when you know the first letters and the length, as in crosswords and Wordle-style puzzles.

13-letter words starting with EF

  • effectiveness24
  • effervescence26
  • efflorescence23
  • effectivities24
  • effectualness21
  • effectuations21
  • efficaciously26
  • effortfulness22

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